Data Articles and Free Data Tutorials - GIS user technology news

FACTSHEET: What is big data?

Editor — Mon, 07 Apr 2014 21:43:35 +0000

Every minute the world generates 1.7 million billion bytes of data, equivalent to 360,000 standard DVDs. More digitised data was created in the last two years than in the rest of human history. This trend and the mountains of data it produces is what we call "Big data". The big data sector is growing at […]

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Crowd-Sourcing the Nation: 25,000 Manmade Map Features Edited

Editor — Wed, 08 Jan 2014 23:21:57 +0000

Since the beginning of The National Map Corps crowd-sourcing project, more than 25,000 structure or manmade feature updates have been submitted to improve our nation’s maps. Civilian volunteers are making significant additions to the U.S. Geological Survey’s ability to provide accurate mapping information to the public. Using crowd-sourcing techniques, the USGS’ Volunteered Geographic Information (VGI) project […]

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Geo Data Tip – Landsat 8 Data Now Available #OpenData

Editor — Wed, 17 Jul 2013 01:18:14 +0000

A reminder from the folks at the USGS that Landsat 8 data products are now available Data collected by the Operational Land Imager (OLI) and the Thermal Infrared Sensor (TIRS) onboard the Landsat 8 satellite are available to download at no charge from GloVis, EarthExplorer, or via the LandsatLook Viewer. Orbiting the Earth every 99 […]

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The 2012 USDA CropScape Cropland Data Layer (CDL) is released @ 30m

Editor — Fri, 01 Feb 2013 02:57:19 +0000

The 2012 national CDL is released @ 30m – The 2012 cropland data layer (CDL) product for the Continental United States (CONUS) is released in CropScape (http://nassgeodata.gmu.edu/CropScape) on January 31, 2013. This categorized geospatial product at 30m resolution is produced by U. S. Department of Agriculture’s National Agricultural Statistics Service from satellite observation data and […]

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Geo Data Tip – NOAA Data Explorer

Editor — Tue, 25 Sep 2012 01:10:59 +0000

A feature and data-rich resource from NOAA provides users with access to a welth of information… The National Ocean Service (NOS) Data Explorer Geoportal application provides centralized access to distributed NOS geospatial data, tools, applications and services. This Web mapping application allows users to search and access geospatial data via the NOS master catalog of […]

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A Look At Open Public Transit Data and Maps via Google General Transit Feed Specification (GFTS)

Editor — Sat, 08 Oct 2011 01:11:48 +0000

At a recent Geo Tech (aka. GeoGeek) meetup here in Victoria, BC, Canada I was glad to see that Michael Grant, BC Transit Manager of planning and forecasting was in attendance to talk us about Geo technology, transit, and mapping. Grant was there to discuss BC Transit data, Google maps, and other related GeoTech topics […]

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State GIS Clearinghouse Feedback Form

Editor — Tue, 01 Feb 2011 08:00:00 +0000

Please use the form provided below – Thanks for your cooperation! Loading…

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USGS Update – US Topo A New Generation of Maps

Editor — Mon, 20 Sep 2010 22:47:10 +0000

An interesting update came our way via the USGS as more than 50% of the Nation is now "covered" by new USGS digital maps; either the US Topo or earlier released "Digital Map – Beta". The number of quads available for free download from the US Store is actually much more than half the contiguous […]

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Google sharing data via the Google public data explorer

GISuser — Tue, 09 Mar 2010 00:45:22 +0000

Continuing with their mandate to index the World’s data, Google has rolled out yet another data sharing resource, the Google public data explorer. Users have the ability to explore, view, and share a variety of data that are served up as tabular and as a chart or map. Additionally, those with data available for public […]

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New Geodata and maps for Canada including 2010 Olympic maps and webmaps

Editor — Wed, 13 Jan 2010 21:03:58 +0000

An update from Natural Resources Canada provides us with some tips on maps and webmapping resources from Canada including maps for the 2010 Vancouver Olympics. Atlas of Canada 2010 Winter Olympics Mapping Project – The Atlas of Canada has published a special series of interactive maps in advance of the Vancouver 2010 Olympics and Paralympic […]

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